…mL for local anaesthesia, normal saline to flush all lumens, suture material or a securement device, transparent dressing. Monitoring throughout the procedure: ECG, pulse oximetry…

…Suction and oxygen to hand. The patient sits leaning forward with the arms on a table for diagnostic and therapeutic aspiration; for drain insertion the…

…and calm CAM ICU Negative Screen for delirium every shift BIS (during neuromuscular blockade) 40–60 Targeted light sedation with a daily wake up trial…

…preferably allowing the prone position. Monitoring: pulse oximetry, blood pressure, ECG and capnography during sedation, with oxygen and a bag available. Drugs for procedural sedation…

…culprit thrombus. NSTE ACS generally reflects an imbalance between myocardial oxygen supply and demand. In many cases, the initiating process is plaque disruption with thrombosis;…

…equipment A pulse oximeter, and the ability to take an arterial blood gas. An oxygen source with a flow meter, and equipment for humidification at…

…review on this topic [1]. References [1] G Heusch. Myocardial Ischemia: Lack of Coronary Blood Flow or Myocardial Oxygen Supply/Demand Imbalance? Circ Res. 2016…

CPR Hypoxia and asphyxiation Hypoxia refers to a reduced partial pressure of oxygen in the blood. Asphyxia is characterized by insufficient ventilation, leading to hypoxia…

…and circulation. 2. Give controlled oxygen with a target of 88 to 92 percent until the risk of hypercapnia has been assessed. 3. Take an…

…severe acute or chronic heart failure. Consider urgent angiography in patients with unknown etiology for acute severe heart failure. A recent echocardiographic examination should be…

…resistance and oxygen transport Formulas Mean arterial pressure (MAP) = diastolic + (systolic − diastolic)/3 Cardiac output = stroke volume × heart rate SVR = 80 × (MAP…

…outcome. Transfusion restores circulating volume, oxygen transport and haemostatic capacity, but it cannot compensate for an uncontrolled source of bleeding. Minimise the time to surgery…

…as compared with nicardipine. Labetalol is safe in patients with coronary artery disease since it does not increase heart rate, and reduces myocardial oxygen consumption…

…Lowers blood pressure, reduces heart rate, myocardial oxygen consumption and myocardial contractility. Less pronounced blood pressure lowering effect than esmolol and labetalol. Time to onset…

…and/or the coronary microcirculation. These abnormalities may produce a transient mismatch between myocardial oxygen demand and coronary blood supply, resulting in myocardial hypoperfusion or…

…accounting for approximately 80% of cases. Other causes include acute mechanical complications—particularly ventricular septal defect (VSD) and papillary muscle rupture with acute severe mitral…

…function with exercise or pharmacological stress. The physiological basis is an imbalance between myocardial oxygen demand and coronary blood supply. Stress increases myocardial oxygen requirements…

…present with clinical manifestations of myocardial ischaemia following an acute gastrointestinal bleed or a sustained tachyarrhythmia. Symptoms of acute myocardial ischaemia are required for a…

…This article will deal with the physiology of exercise and emphasis will be placed on myocardial oxygen consumption and the development of myocardial ischemia during…

…Rest Imaging : Conducted after a predefined interval to allow for radiotracer clearance or with a different radiotracer to capture myocardial blood flow under baseline conditions…

…at least 92 percent May be below 92 percent Hypoxaemia despite oxygen Auscultation Wheeze with preserved air entry Marked wheeze or reduced air entry Silent…

…with co oximetry Follow up of pH in, for example, ketoacidosis A venous sample is often sufficient if respiratory failure is not suspected Shock with…

…for the device available on the unit. Preparation and equipment A device capable of both CPAP and bilevel ventilation, or alternatively flow generated CPAP with…

…6. Look for several concurrent causes. In older patients delirium is often multifactorial. 7. Start non pharmacological treatment immediately , in parallel with the investigation. 8…

…must be ready before induction , not looked for afterwards. Monitoring: ECG, pulse oximetry and blood pressure at short intervals. Tube size and depth Patient Internal…

…the pharyngeal reflexes, vomiting and secretions. Suction and give oxygen as needed. Intubate for a threatened airway, a marked risk of aspiration, or failure that…

Infektionssjukdomar Akutsjukvård Lathundar Purpose and scope A quick reference for the doctor on call faced with suspected sepsis in adults: rapid recognition, microbiological sampling, empirical…

Info This page summarises the most current recommendations for the management of acute coronary syndromes with persistent ST segment elevations (i.e STEMI, ST segment…

…and prognosis, with diagnostic interpretation reserved for appropriately selected patients. Pathophysiological basis Exercise progressively increases myocardial oxygen demand through increases in heart rate, myocardial contractility…

…a mismatch between myocardial oxygen supply and demand. The clinical history should therefore be examined for potential physiological or systemic stressors, with treatment directed at…

…myocardial oxygen supply and demand. The universal classification distinguishes infarction according to its mechanism: Type 1 myocardial infarction: acute atherosclerotic plaque disruption or erosion with…

…points Patients with renal insufficiency and cardiovascular disease, irrespective of diabetes status The clearest and most consistent cardiovascular signal is reduction in hospitalization for heart…

…haemorrhage into the plaque. The diagnosis is supported by the general criteria for acute MI together with evidence of acute coronary atherothrombosis. Post mortem demonstr

…output is insufficient. Aortic regurgitation may cause myocardial ischemia because cardiac output diminishes in parallel with increasing myocardial load (and hence oxygen demand). The most…

…For patients on beta blocker therapy, consider administering 1 2 mg of glucagon intravenously. Currently, there is insufficient evidence to support the use of steroids…

…In patients presenting with concurrent sepsis and cardiac arrest, standard cardiopulmonary resuscitation (CPR) protocols are followed. Moreover, for optimal management in the context of sepsis…

…4.2°C for medically induced hypothermia (Mroczek et al., Stephen et al.). Figure 1 illustrates the decline in cardiopulmonary function and consciousness with decreasing body…

…One metabolic equivalent (1 MET) is defined as the amount of oxygen consumed while sitting at rest and is equal to 3.5 ml O2…

…various settings with ischemia or increased workload STATUS OF CORONARY ARTERY SETTING EFFECT ECG REACTION Normal coronary artery (no atherosclerosis) At rest Oxygen supply is…

…modulate coronary vascular resistance to ensure that myocardial oxygen supply matches demand (Duncker et al). Reference values for coronary blood flow Normal coronary blood flow…

…microvascular function, myocardial oxygen extraction, presence of collateral circulation, etc –ischemia may also develop during resting conditions. Indeed, in patients with ischemic heart disease, the…

…if the initial rhythm is asystole or PEA. Most current protocols for ECMO exclude patients presenting with asystole or PEA. Duration of cardiac arrest : In…

…progressive, and highly complex lipid driven inflammatory disease of the arterial intima that serves as the fundamental pathophysiological substrate for acute coronary syndromes (ACS), including…

…why individuals with bundle branch blocks are treated sub optimally (in terms of evidence based medications and use of PCI), as compared with individuals without…

…Myocardial oxygen demand Myocardium can only function under aerobic conditions (oxygen is required for ATP synthesis [ATP is the primary energy source in all cells…

…one must consider rescue PCI. For the purpose of assessing ST segment return, one should preferably use continuous ST segment monitoring. If monitoring equipment is…

…resistances and therefore have lower oxygen demands. The wall thickness is considerably thinner in the atria and right ventricle, as compared with the left ventricle…

…be used for selection with an unknown time of onset when MRI is immediately available and does not delay treatment Saturation Give oxygen in hypoxia…

…ones [5]. For acute clinical use the following simplification can be used: Grade Clinical picture Management : : : Mild allergic reaction Skin or mucosa only, stable breathing…

…pulse oximetry and blood pressure measurement throughout the test. Oxygen, suction, a bag and mask, and access to equipment and competence for advanced life support…

…marked LVH with ST T changes — is an argument for imaging rather than a conventional exercise test. Preparation and equipment Cycle ergometer with a braked…

…isotonic saline for children), a collecting vessel, a bite block, and powerful suction with wide bore tubing. Working suction, oxygen and complete equipment for intubation…

…carried in with the needle stings. Needles of the correct length (see the table), a syringe of the correct size, a sharps bin. For vaccination…

…reference for their use in the emergency department, the intensive care or coronary care unit, and the operating theatre. Careful electrocardiographic and haemodynamic monitoring with…

…where there is a risk of carbon dioxide retention (COPD, obesity hypoventilation, neuromuscular disease). Both hypoxia and liberal oxygen administration are associated with worse outcomes.

…an intravenous antipseudomonal beta lactam as soon as possible, aiming for within 60 minutes 8 Give oxygen, fluid and a vasopressor according to the sepsis…

…and checked before the first intravenous dose is given. Oxygen with a mask and a bag available. The opioid drawn up in a 1 mL…

…and a history of anaphylaxis — a relative contraindication; the test is then performed with preparedness for anaphylaxis. An untreated Addisonian crisis in progress: treat first…

…patient in the recovery position when this is practicable. Give oxygen if hypoxaemic. Use a bag and mask if ventilation is inadequate. Monitor the saturation…

…and an arterial line for prolonged pacing. Venous access, oxygen, suction, airway equipment. Analgesia and sedation: an opioid (morphine or fentanyl) combined with a benzodiazepine …